#include <iostream>
#include <string>

int main(void) {
	const char* A = "hoge\0hoge";
	std::string B = A;
	const char* C = A + 5;

	if (A==B) std::cout << "A==B\n";
	if (B==C) std::cout << "B==C\n";
	if (A==C) std::cout << "A==C\n";

	return 0;
}